Reservoir contents are reported monthly to the NRCS by cooperating agencies and partners. Data is typically available by the 5th business day of each month. Shown below is 1st of month data for the current month. Hover over a point to view the reservoir name and its percent of average for that date. Click on a point to access more data and relevant statistics.
Period of Record Reservoir Storage (MT) - Time Series Graphic
Monthly Reservoir Contents - Table Format
Select state and basin of interest for the most recent date published. Select "Reservoirs" and a .pdf will download with the information for your selection(s).